package com.yeren.list.arrayList;

import java.util.ArrayList;

public class ListTest {
	public static void main(String[] args) {
		int[][] ary;
		
		ArrayList<String> list = new ArrayList<String>();
		list.add("aa");
		System.out.println(list.size());
		
		ArrayList<ArrayList<String>> list1 = new ArrayList<ArrayList<String>>();
		list1.add(list);
		list1.add(list);
		System.out.println(list1.size());
		
	}
}
